Merrell Women's Decora Sonata Waterproof Boot 100% Synthetic Imported Rubber sole Shaft measures approximately 7" from arch Waterproof upper M-Select DRY waterproof membrane M-Select WARM low-bulk insulation M-Select FRESH odor-resistant lining M-Select MOVE flexible footframe M-Select GRIP outsole Faux-fur gives a distinctly soft aesthetic to this wintry boot.